EUTHYNNUS LINEATUS PDF

authors devide the genus into three species;. Euthynnus lineatus. Eastern Pacific. Euthynnus yaito. Central Western Pacific. Euthynnus alletteratus Atlantic. (Euthynnus lineatus). Kishinouye, ; SCOMBRIDAE FAMILY; also called little tuna, false albacore, spotted tuna, mackerel tuna, skipjack. They inhabit tropical. The Black Skipjack, Euthynnus lineatus, whose common Spanish name is barrilete negro, is one of the most common members of the Mackerel or Scombridae.

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They are caught at a fairly high level in commercial purse seines.

Mexico – Fish, Marine Life, Birds and Terrestrial Life

Occasionally with extensive longitudinal stripes of light gray on belly; some individuals have few or no belly markings. For their size they put up a horrific fight. The Black Skipjack can be confused with the Lineagus Bonito, Sarda chiliensis five to six oblique dark stripes on upper back with no spotsthe Striped Bonito, Sarda orientalis eight to 11 horizontal broken lines on back with no spotsand the Skipjack Tuna, Katsuwonus pelamis four to six horizontal dark stripes on sides with no spots.

Black Euthynjus, Euthynnus lineatus.

Medium, minimum population doubling time 1. Euthynnus lineatusthe black skipjack or black skipjack tunais a species of ray-finned bony linaetus in the family Scombridae.

They are utilized as fly-lined bait fish, chunk bait, or cut bait for fishing down deep. Interpelvic process small and bifid. You can sponsor this page. They are eythynnus with thick scales in the front of their body and have no scales toward the rear. Estimates of some properties based on models Preferred temperature Ref.

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Euthynnus lineatus Kishinouye They have mid-sized black eyes, and slender conical teeth. Modified by Kesner-Reyes, Kathleen. Their anal fin has 11 to 12 rays and seven lineatua. Main reference Upload your references References Coordinator: Very little is known about their behavioral patterns.

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Human uses

The Black Skipjack, Euthynnus lineatus, whose common Spanish name is barrilete negro, is one of the most common members of the Mackerel or Scombridae Familywhich are known collectively as macarelas in Mexico. Native range All suitable habitat Point map Year Their caudal fin is large and crescent-shaped with two small keels separated by one large keel at the base.

Integrated Taxonomic Information System. They reach a maximum length of 92 cm 36 inches and Articles with ‘species’ microformats All stub articles. They have several dark spots on their lower sides between their pelvic and pectoral fins, a key to rapid identification.

In Mexican waters the Black Skipjack are found in all waters of the Pacific with the exception that they are absent from the extreme northern portions of the Sea of Cortez. They have a patch of five or six horizontal stripes on their back that extend from the origin of their dorsal fin. Almadraba US bluefin tuna industry. Collaborators Pictures Stamps, Coins Misc.

Its body is almost entirely scaleless except for the lateral line and a “corselet” and there is no swim bladder. Inhabits near the surface of coastal waters and offshore waters Ref.

The anal fin has 11 – 12 soft rays and it has a vertebrae count of Anterior spines of first dorsal fin much higher than those mid-way, giving the fin a strongly concave outline.

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Wikimedia Commons has media related to Euthynnus lineatus. They have two dorsal fins separated by a small gap, the first fin being much larger than the second with ten to 15 spines and nine finlets and with anterior spines that are much longer giving the fin a strongly concave outline. It shows opportunistic predatory behaviour, sharing its feeding pattern with other tunas, as well as dolphins and other large predatory fish, with which it also competes.

You can help Wikipedia by expanding it. Summary page Point data Common names Photos. Retrieved from ” https: The Black Skipjacks are an incidental catch on live sardines, rapidly trolled feathers or hoochies, or off the bottom with chrome yo-yo irons. Moderate vulnerability 44 of A large rounded protuberances on 31st and 32nd vertebrae.

Their meat is dark and they are viewed by locals as unedible. Entered by Luna, Susan M.

Two stray specimens collected in the Hawaiian Islands. They normally travel in small schools and at times form multi-species schools with Skipjack Tuna, Katsuwonus pelamis and Yellowfin Tuna, Thunnus albacaresbeing opportunistic predators.

Euthynnus lineatus – Wikipedia

Color is generally iridescent blue with black dorsal markings composed of 3 to 5 horizontal stripes. Phylogenetic diversity index Ref. Sounds Ciguatera Speed Swim. Black skipjack tuna Euthynnus lineatus Conservation status.

They are dark blue dorsally and transition to silver ventrally.